Harbor Island vs Charleston, SC

Charleston currently scores 13 points higher overall than Harbor Island, with the largest gap in hail.

Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.

Harbor Island

46/100

Charleston

59/100

Hazard breakdown

Overall

Harbor Island: 46/100 · Charleston: 59/100

Charleston is 13 points higher.

Flood

Harbor Island: 85/100 · Charleston: 78/100

Harbor Island is 7 points higher.

Wind

Harbor Island: 49/100 · Charleston: 51/100

Charleston is 2 points higher.

Lightning

Harbor Island: 52/100 · Charleston: 49/100

Harbor Island is 3 points higher.

Tornado

Harbor Island: 0/100 · Charleston: 12/100

Charleston is 12 points higher.

Hail

Harbor Island: 4/100 · Charleston: 100/100

Charleston is 96 points higher.

Storm surge

Harbor Island: 98/100 · Charleston: 99/100

Charleston is 1 points higher.

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